Finding the Fourth Proportional to 13,916.18, 19,204.33 and 7,542.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,916.18 : 19,204.33 = 7,542.83 : x
2. Step 2: Convert to fraction form
   13,916.18/19,204.33 = 7,542.83/x
3. Step 3: Cross multiply
   13,916.18x = 19,204.33 × 7,542.83
4. Step 4: Simplify right side
   13,916.18x = 144,854,900.43
5. Step 5: Solve for x
   x = 144,854,900.43/13,916.18
6. Step 6: Final answer
   x = 10,409.10